(19)

(11)

EP 1 180 218 A1

(12)

(43) Date of publication: 20.02.2002 Bulletin 2002/08 (21) Application number: 00935299.8 (22) Date of filing: 22.05.2000

(51) International Patent Classification (IPC)7: F16B 5/06 (86) International application number: PCT/GB0001/955 (87) International publication number: WO 0073/670 (07.12.2000 Gazette 2000/49)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (30) Priority: 26.05.1999 GB 9912121 (71) Applicant: Rockwool Limited Mid Glamorgan CR35 6NY Wales (GB)	(72) Inventor: WESTON, Eric, Reginald Bridgnorth,Shropshire WV16 5JQ (GB) (74) Representative: Samuels, Lucy Alice  Gill Jennings & Every Broadgate House 7 Eldon Street London EC2M 7LH London EC2M 7LH (GB)